Improved NTSC Video to Scope Converter

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w2aew

Joined Jan 3, 2012
219
I revisited the NTSC to Analog Scope converter circuit that made a video on last year, and made some improvements to it . I added an improved z-axis drive amplifier which gives better contrast and brightness controls for a larger variety of analog scopes. Here is the video describing the circuit:
http://www.youtube.com/watch?v=yf4kOMSPbM0

I've also attached a PDF of the schematic.

Enjoy!
 

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ErnieM

Joined Apr 24, 2011
8,377
Pretty cool. I haven't played with video since the good ole days when you could use analog techniques to decode the "premium" channels.

I like it, a basic, direct and sound circuit.

(I also had to look up the LM1881 and am amazed TI still has it in active production.)
 
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